MFEM  v4.3.0 Finite element discretization library
mfem::InnerProductCoefficient Class Reference

Scalar coefficient defined as the inner product of two vector coefficients. More...

#include <coefficient.hpp>

Inheritance diagram for mfem::InnerProductCoefficient:
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Collaboration diagram for mfem::InnerProductCoefficient:
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## Public Member Functions

InnerProductCoefficient (VectorCoefficient &A, VectorCoefficient &B)
Construct with the two vector coefficients. Result is $$A \cdot B$$. More...

void SetACoef (VectorCoefficient &A)
Reset the first vector in the inner product. More...

VectorCoefficientGetACoef () const
Return the first vector coefficient in the inner product. More...

void SetBCoef (VectorCoefficient &B)
Reset the second vector in the inner product. More...

VectorCoefficientGetBCoef () const
Return the second vector coefficient in the inner product. More...

virtual double Eval (ElementTransformation &T, const IntegrationPoint &ip)
Evaluate the coefficient at ip. More...

Public Member Functions inherited from mfem::Coefficient
Coefficient ()

void SetTime (double t)
Set the time for time dependent coefficients. More...

double GetTime ()
Get the time for time dependent coefficients. More...

double Eval (ElementTransformation &T, const IntegrationPoint &ip, double t)
Evaluate the coefficient in the element described by T at the point ip at time t. More...

virtual ~Coefficient ()

Protected Attributes inherited from mfem::Coefficient
double time

## Detailed Description

Scalar coefficient defined as the inner product of two vector coefficients.

Definition at line 1172 of file coefficient.hpp.

## Constructor & Destructor Documentation

 mfem::InnerProductCoefficient::InnerProductCoefficient ( VectorCoefficient & A, VectorCoefficient & B )

Construct with the two vector coefficients. Result is $$A \cdot B$$.

Definition at line 458 of file coefficient.cpp.

## Member Function Documentation

 double mfem::InnerProductCoefficient::Eval ( ElementTransformation & T, const IntegrationPoint & ip )
virtual

Evaluate the coefficient at ip.

Implements mfem::Coefficient.

Definition at line 467 of file coefficient.cpp.

 VectorCoefficient* mfem::InnerProductCoefficient::GetACoef ( ) const
inline

Return the first vector coefficient in the inner product.

Definition at line 1187 of file coefficient.hpp.

 VectorCoefficient* mfem::InnerProductCoefficient::GetBCoef ( ) const
inline

Return the second vector coefficient in the inner product.

Definition at line 1192 of file coefficient.hpp.

 void mfem::InnerProductCoefficient::SetACoef ( VectorCoefficient & A )
inline

Reset the first vector in the inner product.

Definition at line 1185 of file coefficient.hpp.

 void mfem::InnerProductCoefficient::SetBCoef ( VectorCoefficient & B )
inline

Reset the second vector in the inner product.

Definition at line 1190 of file coefficient.hpp.

The documentation for this class was generated from the following files: